Test Variables

Variable Value Unit Uncertainty Symbol
Resistance at the beginning of the test15.39Ω0.001R1
Resistance at the end of the testMonte Carlo meanΩMonte Carlo deviationR2
Ambient temperature at the beginning of the test24°C0.1Tamb,1
Ambient temperature at the end of the test24°C0.1Tamb,2
Reciprocal of the coefficient of temperature234.5°C-k
Test temperature difference Calculated °C Calculated ΔT
Winding temperature at the end of the test Calculated °C Calculated T2

Other variables:

  • Uncertainty of initial time μt0 (s): 1
  • Uncertainty of acquisition time μdt (s): 0.001
  • Uncertainty of resistance measurement μdR (Ω): 0.001

    • Model 1: 19.425- 0.0266x

    Model 2: 19.52- 0.0381x+ 0.00026x2

    Model 3: 19.534- 0.041x+ 0.000413x2- 2.31e-06x3

    Model 4: 17.472 + 2.06*e-0.0197x

    Model comparison

    Model Type Degree SSE Resistance Uncertainty Temperature Temperature Uncertainty
    poly 1 14838.894675 19.425299 0.015212 30.292863 0.248480
    poly 2 144.351196 19.520036 0.002812 30.708960 0.247951
    poly 3 39.808633 19.533684 0.002656 31.000375 0.248031
    exp 0 44.816390 19.531279 0.047946 31.265402 0.261855